My GF and I show dogs. She has a 2008 Chevy Express van and tows a 26' TT. The van is usually loaded with dogs, crates and associated grooming equipment. It handles the TT quite well but she still ...
Bilsteins are a great choice,they will get all of bounce and roll out of the Vehicle.
On my 2006 Express based Class C I went with These Shocks The Bilstein 24-187435,Front and 24-221948 for the rear B6 4600 Series gave a great stable ride,no more bounce or porposing or leaning.